Towels BeyondLuxury 6-Piece Bath Towel Set - Soft Classic Towels Made with Premium Turkish Cotton (White)

Has anyone experienced the dye of their towels becoming blotchy after washing? I have the mauve set, I do not use bleach, I use a gentle laundry soap

Can you use vinegar instead of fabric softener?

has anyone experienced results if softening sheet is put in dryer?

What are the dimensions of the bath mats?